Receiving apparatus and transceiver

Pulse or digital communications – Receivers – Interference or noise reduction

Reexamination Certificate

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Details

C375S346000, C375S347000, C375S340000, C375S341000, C329S318000, C329S319000, C329S320000, C455S501000

Reexamination Certificate

active

11766576

ABSTRACT:
The present invention has a N pieces of receiving antennas, a propagation path characterization estimator, a weight generator for interference canceller, an array processing interference canceller, a weight generator for signal estimator, a signal estimator, a transmission signal classification apparatus, and a decoding order decision apparatus. The antenna inference elimination circuit eliminates only signal component relating to transmission signal component which does not belong to groups. The signal estimator performs separation and decoding of the transmission signal belonging to the group. The transmission signal classification apparatus classifies the transmission signals from sets of the transmission antennas in which a cross-correlation value of the vector is larger than a threshold value, into one group, and classifies the transmission signal in which the cross-correlation value is smaller than the threshold value, into another group.

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patent: 7027533 (2006-04-01), Abe et al.
patent: 2003/0053524 (2003-03-01), Dent
Xiaodong Li, et al., “Reduced-Complexity Detection Algorithms For Systems Using Multi-Element Arrays”, IEEE, pp. 1072-1076, vol. 2, 2000.

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